Weather forecast for today
Port Isabel, TX

Weather forecast for today

Tuesday, Apr 29.

Cloudy / Wind
6:51 am

8:00 pm
CDT
Cloudy / Wind
84°F / 77°F
  • Wind: 22mph SE
  • Humidity: 77%
  • Precip. probability: 14%
  • Precipitation: 0"
  • UV index: 9
Today, on Tuesday, April 29, expect a windy, cloudy day with little to no sunshine.
Temperature readings will slightly shift from a daytime peak of a moderately hot 84.2°F to a nighttime low of a warm 77°F.
The maximum heat index, which modifies the air temperature to account for humidity, is estimated at a humid 93.2°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The projected high resembles May more than April, matching 81.9°F rather than 77.7°F.
Sunrise will be at 6:51 am and sunset at 8:00 pm; the daylight will last for 13h and 9min.

Current condition

Cloudy
2:41 am CDT
Cloudy
  • 77°F
  • Feels like: 77°F
  • Wind: 16mph SSE
  • Humidity: 88%
  • Dewpoint: 73°F
  • Pressure: 29.94"Hg
  • Precipitation: 0"
  • Visibility: 9mi
  • UV index: 0
Currently, in Port Isabel, the skyline is shrouded in clouds, creating a gloomy atmosphere.
The temperature is a moderately hot 77°F. The current temperature is at the minimum expected for today.

Frequently asked questions

What is the temperature now?
The current temperature (2:41 am CDT) is 77°F.
What is the weather forecast for Port Isabel for today?
On Tuesday, heavy cloud cover with brisk winds is in store.
What will be the highest temperature today?
Today, the highest temperature will be 84.2°F, while the lowest temperature will be 77°F. The maximum heat index, which combines air temperature and relative humidity, is evaluated at 93.2°F.
The highest temperature will be a few degrees higher than the average maximum of 77.7°F in April. The lowest temperature will be also relatively higher than the average low of 71.2°F.
What time are sunrise and sunset today?
On Tuesday, in Port Isabel, sunrise will be at 6:51 am and sunset at 8:00 pm (CDT).
How many hours of daylight will Port Isabel have today?
In Port Isabel, Texas, today, there will be 13h and 9min of daylight.

Hourly weather forecast

4 am
  • 77°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 16mph SE
  • Pressure: 29.91"Hg
  • Humidity: 89%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 8mi
6 am
  • 77°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 14mph SE
  • Pressure: 29.94"Hg
  • Humidity: 89%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 9mi
Sunrise: 6:51 am
8 am
  • 77°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 15mph SE
  • Pressure: 29.97"Hg
  • Humidity: 88%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 7mi
10 am
  • 81°F
  • Feels like:
    86°F
Cloudy / Wind
Cloudy / Wind
  • Wind: 21mph SE
  • Pressure: 29.97"Hg
  • Humidity: 79%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 82°F
  • Feels like:
    90°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Wind: 22mph SE
  • Pressure: 29.97"Hg
  • Humidity: 72%
  • Precip. probability: 14%
  • Precipitation: 0"
  • Visibility: 9mi
2 pm
  • 82°F
  • Feels like:
    90°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Wind: 22mph SE
  • Pressure: 29.94"Hg
  • Humidity: 71%
  • Precip. probability: 14%
  • Precipitation: 0"
  • Visibility: 7mi
4 pm
  • 82°F
  • Feels like:
    90°F
Cloudy / Wind
Cloudy / Wind
  • Wind: 22mph SE
  • Pressure: 29.91"Hg
  • Humidity: 72%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 7mi
6 pm
  • 81°F
  • Feels like:
    88°F
Cloudy / Wind
Cloudy / Wind
  • Wind: 21mph SE
  • Pressure: 29.88"Hg
  • Humidity: 78%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 6mi
8 pm
  • 79°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Wind: 19mph SE
  • Pressure: 29.88"Hg
  • Humidity: 86%
  • Precip. probability: 14%
  • Precipitation: 0"
  • Visibility: 6mi
Sunset: 8:00 pm
10 pm
  • 79°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Wind: 19mph SE
  • Pressure: 29.91"Hg
  • Humidity: 88%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 7mi
Today, cloudy weather is anticipated.
The temperature will be between a maximum of 82.4°F and a minimum of 77°F. The feels-like temperature will be between a minimum of 77°F and a maximum of 89.6°F. The warmest part of the day will be from noon to 5 pm.
The temperature will be more consistent with what’s typical for May than the usual maximum in April. Forecast models suggest a low also more similar to May's typical minimum of 75.7°F than April's usual 71.2°F.
Updated: Apr 29, 2025 @ 07:41:20 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Port Isabel, Texas, USA

  • en: Port Isabel, Texas, USA
  • es: Port Isabel, Texas, EE.UU.
  • hr: Port Izabel, Teksas, SAD
  • sr: Port Izabel, Teksas, SAD
  • zh: 伊莎贝尔港, 德州, 美国
  • Latitude: 26.073412°
  • Longitude: -97.208584°
  • Elevation: 10 ft
  • Current time: 2:41am CDT
  • Sunrise: 6:51 am CDT
  • Sunset: 8:00 pm CDT
  • Timezone: America/Chicago
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